Unmanned aerial vehicle



FIG. 1 is a front, right, bottom perspective view of a unmanned aerial vehicle showing our new design;

FIG. 2 is a rear, left, bottom perspective view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right plan view thereof;

FIG. 7 is a front elevational view thereof;

FIG. 8 is a rear elevational view thereof;

FIG. 9 is a front, right, bottom perspective view of the unmanned aerial vehicle with the blades in an alternate position; and,

FIG. 10 is rear, right, bottom perspective view of the unmanned aerial vehicle with the blades in an alternate position.

The broken lines illustrate portions of the unmanned aerial vehicle and environmental structure which form no part of the claimed design. 

CLAIM The ornamental design for a unmanned aerial vehicle, as shown and described. 